Home / 114,575.86-158,133.69-66,829.21

Finding the Fourth Proportional to 114,575.86, 158,133.69 and 66,829.21

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Solution

The fourth proportional to 114,575.86, 158,133.69 and 66,829.21 is: 92,235.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,575.86 : 158,133.69 = 66,829.21 : x
  2. Step 2: Convert to fraction form
    114,575.86/158,133.69 = 66,829.21/x
  3. Step 3: Cross multiply
    114,575.86x = 158,133.69 × 66,829.21
  4. Step 4: Simplify right side
    114,575.86x = 10,567,949,577.08
  5. Step 5: Solve for x
    x = 10,567,949,577.08/114,575.86
  6. Step 6: Final answer
    x = 92,235.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.